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Cheap flights from Philadelphia to Saint Croix from $274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Saint Croix departing on 7/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Saint Croix

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:38 pm - 3:49 pm
PHL
-
STX
27h 11m
1 stop
JetBlue Logo
4:42 pm - 11:46 am
STX
-
PHL
19h 04m
1 stop
$432JetBlue
Thu, Aug 20 - Mon, Aug 24
American Airlines Logo
9:55 pm - 3:00 pm
PHL
-
STX
17h 05m
1 stop
American Airlines Logo
8:04 am - 7:51 pm
STX
-
PHL
11h 47m
1 stop
$476American Airlines
Mon, Aug 3 - Thu, Aug 6
American Airlines Logo
8:36 am - 8:43 pm
PHL
-
STX
12h 07m
2 stops
American Airlines Logo
8:04 am - 10:52 pm
STX
-
PHL
14h 48m
1 stop
$480American Airlines
Fri, Aug 21 - Tue, Aug 25
American Airlines Logo
10:00 am - 8:50 pm
PHL
-
STX
10h 50m
1 stop
American Airlines Logo
9:00 am - 5:57 pm
STX
-
PHL
8h 57m
1 stop
$481American Airlines
Wed, Jul 29 - Mon, Aug 3
American Airlines Logo
8:27 am - 8:50 pm
PHL
-
STX
12h 23m
2 stops
American Airlines Logo
9:00 am - 5:57 pm
STX
-
PHL
8h 57m
1 stop
$485American Airlines
Wed, Jul 29 - Mon, Aug 3
American Airlines Logo
10:50 am - 8:43 pm
PHL
-
STX
9h 53m
1 stop
American Airlines Logo
3:54 pm - 10:56 pm
STX
-
PHL
7h 02m
1 stop
$511American Airlines
Sun, Aug 9 - Sat, Aug 15
American Airlines Logo
8:36 am - 8:43 pm
PHL
-
STX
12h 07m
2 stops
American Airlines Logo
8:04 am - 6:01 pm
STX
-
PHL
9h 57m
1 stop
$515American Airlines
Sat, Aug 15 - Mon, Aug 17
American Airlines Logo
5:00 am - 4:02 pm
PHL
-
STX
11h 02m
1 stop
American Airlines Logo
1:57 pm - 12:51 am
STX
-
PHL
10h 54m
1 stop
$531American Airlines
Thu, Oct 8 - Sun, Oct 11
American Airlines Logo
7:20 am - 8:43 pm
PHL
-
STX
13h 23m
2 stops
American Airlines Logo
8:04 am - 6:50 pm
STX
-
PHL
10h 46m
2 stops
$535American Airlines
Thu, Aug 20 - Mon, Aug 24
American Airlines Logo
8:20 am - 3:39 pm
PHL
-
STX
7h 19m
1 stop
American Airlines Logo
4:40 pm - 11:40 am
STX
-
PHL
19h 00m
1 stop
$540American Airlines
Fri, Sep 25 - Tue, Sep 29

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JetBlue flights from Philadelphia to Saint Croix

Our best JetBlue deals on Philadelphia to Saint Croix flight tickets
JetBlue
Aug 20
PHL12:38 pmPhiladelphia
27h 11m
1 stop
STX3:49 pmChristiansted Henry Rohlsen
Aug 24
STX4:42 pmChristiansted Henry Rohlsen
19h 04m
1 stop
PHL11:46 amPhiladelphia
$432
JetBlue
Jul 8
PHL12:38 pmPhiladelphia
27h 09m
1 stop
STX3:47 pmChristiansted Henry Rohlsen
Jul 12
STX4:37 pmChristiansted Henry Rohlsen
19h 09m
1 stop
PHL11:46 amPhiladelphia
$546
JetBlue
Aug 3
PHL5:02 pmPhiladelphia
22h 45m
2 stops
STX3:47 pmChristiansted Henry Rohlsen
Aug 6
STX4:44 pmChristiansted Henry Rohlsen
19h 02m
1 stop
PHL11:46 amPhiladelphia
$555

American Airlines flights from Philadelphia to Saint Croix

Our best American Airlines deals on Philadelphia to Saint Croix flight tickets
American Airlines
Aug 3
PHL9:55 pmPhiladelphia
17h 05m
1 stop
STX3:00 pmChristiansted Henry Rohlsen
Aug 6
STX8:04 amChristiansted Henry Rohlsen
11h 47m
1 stop
PHL7:51 pmPhiladelphia
$476
American Airlines
Aug 21
PHL8:36 amPhiladelphia
12h 07m
2 stops
STX8:43 pmChristiansted Henry Rohlsen
Aug 25
STX8:04 amChristiansted Henry Rohlsen
14h 48m
1 stop
PHL10:52 pmPhiladelphia
$480
American Airlines
Jul 29
PHL10:00 amPhiladelphia
10h 50m
1 stop
STX8:50 pmChristiansted Henry Rohlsen
Aug 3
STX9:00 amChristiansted Henry Rohlsen
8h 57m
1 stop
PHL5:57 pmPhiladelphia
$481

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Saint Croix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 1, 2026.
Use the filters below to find and compare flights from Philadelphia to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Thu 8/20

12:38 pm-3:49 pm

1 stop27h 11m

Christiansted Henry Rohlsen

Mon 8/24

4:42 pm-11:46 am

1 stop19h 04m

$432

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Mon 8/3

9:55 pm-3:00 pm

1 stop17h 05m

Christiansted Henry Rohlsen

Thu 8/6

8:04 am-7:51 pm

1 stop11h 47m

$476

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Fri 8/21

8:36 am-8:43 pm

2 stops12h 07m

Christiansted Henry Rohlsen

Tue 8/25

8:04 am-10:52 pm

1 stop14h 48m

$480

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Wed 7/29

10:00 am-8:50 pm

1 stop10h 50m

Christiansted Henry Rohlsen

Mon 8/3

9:00 am-5:57 pm

1 stop8h 57m

$481

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Wed 7/29

8:27 am-8:50 pm

2 stops12h 23m

Christiansted Henry Rohlsen

Mon 8/3

9:00 am-5:57 pm

1 stop8h 57m

$485
Quickest round-trip

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Sun 8/9

10:50 am-8:43 pm

1 stop9h 53m

Christiansted Henry Rohlsen

Sat 8/15

3:54 pm-10:56 pm

1 stop7h 02m

$511

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Sat 8/15

8:36 am-8:43 pm

2 stops12h 07m

Christiansted Henry Rohlsen

Mon 8/17

8:04 am-6:01 pm

1 stop9h 57m

$515

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Thu 10/8

5:00 am-4:02 pm

1 stop11h 02m

Christiansted Henry Rohlsen

Sun 10/11

1:57 pm-12:51 am

1 stop10h 54m

$531

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Thu 8/20

7:20 am-8:43 pm

2 stops13h 23m

Christiansted Henry Rohlsen

Mon 8/24

8:04 am-6:50 pm

2 stops10h 46m

$535

PhiladelphiaChristiansted

PHL - STX

PHLSTX

Philadelphia

Fri 9/25

8:20 am-3:39 pm

1 stop7h 19m

Christiansted Henry Rohlsen

Tue 9/29

4:40 pm-11:40 am

1 stop19h 00m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Saint Croix from

How to get the cheapest flight ticket from Philadelphia to Saint Croix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Croix?

The month of February is another great option to travel to Saint Croix, with average flight prices from Philadelphia averaging around $198.

Cheap Philadelphia to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Saint Croix

Fastest flight time

6h 53m

Direct flights

None
The fastest flight from Philadelphia to Saint Croix takes 6h 53m
There are no direct flights from Philadelphia to Saint Croix. There are no popular flight routes from Philadelphia to Saint Croix.
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Frequently asked questions about flying from Philadelphia to Saint Croix

  • When did momondo last update prices for flights from Philadelphia Airport to Saint Croix?

    Prices for flights from Philadelphia Airport to Saint Croix are refreshed on a daily basis.

  • How many operators does momondo search for flights from Philadelphia Airport to Saint Croix?

  • How old do you have to be to fly from Philadelphia Airport to Saint Croix?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Saint Croix.

  • What documentation or ID do you need to fly to Saint Croix?

    The travel and health documents you'll need for your trip to Saint Croix may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Croix. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Philadelphia to Saint Croix

Compare and see reviews for airlines that fly from Philadelphia to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $434Free CancellationRating
7.1
11,766 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Saint Croix?

Finding the right flight to Saint Croix from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Saint Croix quick and easy, saving you time and money.

Can I find flights from Philadelphia to Saint Croix with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Saint Croix from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to Saint Croix?

Once you have performed a search for Philadelphia to Saint Croix flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to Saint Croix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Philadelphia to Saint Croix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Fri 7/31
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